package controller;
import java.io.IOException;
import java.util.Collection;

import javax.servlet.ServletException;
import javax.servlet.annotation.MultipartConfig;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
@WebServlet("/ABCServlet")
@MultipartConfig  
 public class ABCServlet extends HttpServlet {

	 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
     // 设置请求编码格式
     request.setCharacterEncoding("UTF-8");
     // 设置响应编码格式
     response.setContentType("text/html;charset=UTF-8");
     // 获取请求参数
     String name = request.getParameter("name");
     // 获取响应输出流
     response.getWriter().append("<h1>你好！" + name + "</h1>");
     // 获取多个同名参数
     String[] hobbies = request.getParameterValues("hobby");
     if (hobbies != null) {
         response.getWriter().append("<h2>爱好：</h2>");
         response.getWriter().append("<ul>");
         for (String hobby : hobbies) {
             response.getWriter().append("<li>" + hobby + "</li>");
         }
         response.getWriter().append("</ul>");
     }
     // 设置上传文件的保存路径
     String uploadPath = "D:\\2404 java xbl\\control.shutdown-p\\pos\\resources\\";
     // 获取上传的文件
     Collection<Part> parts = request.getParts();
     response.getWriter().append("<h2>上传的文件有：</h2>");
     for (Part part : parts) {
         // 获取上传文件的文件名
         String fileName = part.getSubmittedFileName();
         // 确保文件存在
         if (fileName != null && !fileName.isEmpty()) {
             // 将文件写入到指定路径
             part.write(uploadPath + fileName);
             part.delete();

             // 返回上传文件成功的信息
             response.getWriter().append("<p>" + fileName + "</p>");
         }
     }
 }
 }